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Individual Calculations September 2023 |
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| Bertrand, Arthur Total change: -11.20 | |   |
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| 1er Open International de Perros-Guirec - Open A (-2200) | PERROS GUIREC | FRA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1653 | 1794 | 3.50 | 6 | -0.56 | 20 | -11.20 | |
|  Le Ralec, Mickael | | | 1447 | FRA | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Lurton, Francois | | | 1565 | FRA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Billouin, Guillaume | | | 1604 | FRA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Seiller, Nicolas | | | 1629 | FRA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Coent, Yann | | | 1645 | FRA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Auvray, Honorine | | wf | 2025 | FRA | 0.50 | 1 | 0.29 | 20 | 5.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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